<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Grid Demo</title>
    <style>
        .grid-container {
            height: 600px;
            width: 600px;
            background-color: black;
            display: grid;
            grid-template-columns: 60px 60px 60px;
            grid-template-rows: 60px 60px 60px;
        }
        .grid-container2 {
            height: 600px;
            width: 600px;
            background-color: black;
            display: grid;
            grid-template-columns: 60px 1fr;
            grid-template-rows: 60px 1fr;
        }
    </style>
</head>
<body>
    <div class="grid-container2"></div>
</body>
</html>